neurochemical that works as transmitter in peripheral and central neural system. It has effect on one's sexual behaviour. Some connect it with mood regulation. This also plays its role in sexual behavior.
Cite this page: N., Sam M.S., "SUBSTANCE P," in PsychologyDictionary.org, April 13, 2013, https://psychologydictionary.org/substance-p/ (accessed July 2, 2022).